hadoop问题汇总

执行

hadoop-daemon.sh start journalnode

主节点：hdfs namenode -format

从节点：hdfs namenode -bootstrapStandby

17/11/12 22:00:44 INFO namenode.NameNode: STARTUP_MSG: 
/************************************************************
STARTUP_MSG: Starting NameNode
STARTUP_MSG:   host = hadoop2/192.168.1.152
STARTUP_MSG:   args = [-bootstrapStandby]
STARTUP_MSG:   version = 2.4.1
STARTUP_MSG:   classpath = /home/hadoop/app/hadoop-2.4.1/etc/hadoop:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jaxb-api-2.2.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jaxb-impl-2.2.3-1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-net-3.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jersey-json-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/avro-1.7.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jasper-compiler-5.5.23.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jettison-1.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jsch-0.1.42.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jackson-xc-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-codec-1.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-configuration-1.6.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/protobuf-java-2.5.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jsp-api-2.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-httpclient-3.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/hadoop-annotations-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jasper-runtime-5.5.23.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jackson-jaxrs-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-lang-2.6.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/slf4j-api-1.7.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/slf4j-log4j12-1.7.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-logging-1.1.3.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/xmlenc-0.52.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/snappy-java-1.0.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/netty-3.6.2.Final.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/guava-11.0.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jersey-server-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/log4j-1.2.17.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-beanutils-core-1.8.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/servlet-api-2.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jets3t-0.9.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/activation-1.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jackson-core-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-beanutils-1.7.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/paranamer-2.3.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jetty-6.1.26.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-compress-1.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-math3-3.1.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jetty-util-6.1.26.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/stax-api-1.0-2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/mockito-all-1.8.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jsr305-1.3.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/xz-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-io-2.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/httpcore-4.2.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jersey-core-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-digester-1.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-collections-3.2.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/hadoop-auth-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/asm-3.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/jackson-mapper-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-cli-1.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/java-xmlbuilder-0.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/zookeeper-3.4.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/commons-el-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/junit-4.8.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/lib/httpclient-4.2.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/hadoop-nfs-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/hadoop-common-2.4.1-tests.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/common/hadoop-common-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-codec-1.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/protobuf-java-2.5.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-daemon-1.0.13.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jsp-api-2.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jasper-runtime-5.5.23.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-lang-2.6.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-logging-1.1.3.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/xmlenc-0.52.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/netty-3.6.2.Final.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/guava-11.0.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jersey-server-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/log4j-1.2.17.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/servlet-api-2.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jackson-core-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jetty-6.1.26.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jetty-util-6.1.26.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jsr305-1.3.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-io-2.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jersey-core-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/asm-3.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/jackson-mapper-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-cli-1.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/lib/commons-el-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/hadoop-hdfs-nfs-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/hadoop-hdfs-2.4.1-tests.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/hdfs/hadoop-hdfs-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jaxb-api-2.2.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/guice-3.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jaxb-impl-2.2.3-1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jersey-client-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/guice-servlet-3.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jersey-json-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/aopalliance-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jettison-1.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jackson-xc-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-codec-1.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/protobuf-java-2.5.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-httpclient-3.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jackson-jaxrs-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-lang-2.6.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/javax.inject-1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-logging-1.1.3.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jersey-guice-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/guava-11.0.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jersey-server-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/log4j-1.2.17.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/servlet-api-2.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/activation-1.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jackson-core-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jetty-6.1.26.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/leveldbjni-all-1.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-compress-1.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jetty-util-6.1.26.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/stax-api-1.0-2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jsr305-1.3.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/xz-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-io-2.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jersey-core-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-collections-3.2.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/asm-3.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jline-0.9.94.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/jackson-mapper-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/commons-cli-1.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/lib/zookeeper-3.4.5.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-client-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-common-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-server-common-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-server-nodemanager-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-server-tests-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-applications-unmanaged-am-launcher-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-api-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-server-web-proxy-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-server-resourcemanager-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-server-applicationhistoryservice-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/yarn/hadoop-yarn-applications-distributedshell-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/guice-3.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/guice-servlet-3.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/avro-1.7.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/aopalliance-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/protobuf-java-2.5.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/junit-4.10.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/hadoop-annotations-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/javax.inject-1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/snappy-java-1.0.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/jersey-guice-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/netty-3.6.2.Final.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/hamcrest-core-1.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/jersey-server-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/log4j-1.2.17.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/jackson-core-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/paranamer-2.3.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/commons-compress-1.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/xz-1.0.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/commons-io-2.4.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/jersey-core-1.9.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/asm-3.2.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/lib/jackson-mapper-asl-1.8.8.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-hs-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-app-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.4.1-tests.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-hs-plugins-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-examples-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-core-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-common-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/share/hadoop/mapreduce/hadoop-mapreduce-client-shuffle-2.4.1.jar:/home/hadoop/app/hadoop-2.4.1/contrib/capacity-scheduler/*.jar
STARTUP_MSG:   build = http://svn.apache.org/repos/asf/hadoop/common -r 1604318; compiled by 'jenkins' on 2014-06-21T05:43Z
STARTUP_MSG:   java = 1.7.0_65
************************************************************/
17/11/12 22:00:44 INFO namenode.NameNode: registered UNIX signal handlers for [TERM, HUP, INT]
17/11/12 22:00:44 INFO namenode.NameNode: createNameNode [-bootstrapStandby]
17/11/12 22:00:46 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 0 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:47 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 1 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:48 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 2 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:49 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 3 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:50 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 4 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:51 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 5 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:52 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 6 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:53 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 7 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:54 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 8 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:55 INFO ipc.Client: Retrying connect to server: hadoop1/192.168.1.102:53310. Already tried 9 time(s); retry policy is RetryUpToMaximumCountWithFixedSleep(maxRetries=10, sleepTime=1000 MILLISECONDS)
17/11/12 22:00:55 FATAL ha.BootstrapStandby: Unable to fetch namespace information from active NN at hadoop1/192.168.1.102:53310: Call From hadoop2/192.168.1.152 to hadoop1:53310 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
17/11/12 22:00:55 INFO util.ExitUtil: Exiting with status 2
17/11/12 22:00:55 INFO namenode.NameNode: SHUTDOWN_MSG: 
/************************************************************
SHUTDOWN_MSG: Shutting down NameNode at hadoop2/192.168.1.152
************************************************************/
[hadoop@hadoop2 hadoop-2.4.1]$ jps
2852 QuorumPeerMain
3637 JournalNode
3836 Jps
[hadoop@hadoop2 hadoop-2.4.1]$ ll
total 60
drwxr-xr-x 2 hadoop hadoop  4096 Jun 20  2014 bin
drwxr-xr-x 3 hadoop hadoop  4096 Jun 20  2014 etc
drwxr-xr-x 2 hadoop hadoop  4096 Jun 20  2014 include
drwxr-xr-x 4 hadoop hadoop  4096 Nov 12 21:54 journaldata
drwxr-xr-x 3 hadoop hadoop  4096 Jun 20  2014 lib
drwxr-xr-x 2 hadoop hadoop  4096 Jun 20  2014 libexec
-rw-r--r-- 1 hadoop hadoop 15458 Nov  8 22:53 LICENSE.txt
drwxr-xr-x 2 hadoop hadoop  4096 Nov 12 21:44 logs
-rw-r--r-- 1 hadoop hadoop   101 Nov  8 22:53 NOTICE.txt
-rw-r--r-- 1 hadoop hadoop  1366 Nov  8 22:52 README.txt
drwxr-xr-x 2 hadoop hadoop  4096 Jun 20  2014 sbin
drwxr-xr-x 3 hadoop hadoop  4096 Nov  9 00:34 share
[hadoop@hadoop2 hadoop-2.4.1]$ hadoop dfsadmin -safemode leave
DEPRECATED: Use of this script to execute hdfs command is deprecated.
Instead use the hdfs command for it.


17/11/12 22:06:05 WARN retry.RetryInvocationHandler: Exception while invoking class org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.setSafeMode over hadoop2/192.168.1.152:9000. Not retrying because failovers (15) exceeded maximum allowed (15)
java.net.ConnectException: Call From hadoop2/192.168.1.152 to hadoop2:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:57)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:783)
at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:730)
at org.apache.hadoop.ipc.Client.call(Client.java:1414)
at org.apache.hadoop.ipc.Client.call(Client.java:1363)
at org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:206)
at com.sun.proxy.$Proxy14.setSafeMode(Unknown Source)
at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.setSafeMode(ClientNamenodeProtocolTranslatorPB.java:594)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:190)
at org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:103)
at com.sun.proxy.$Proxy15.setSafeMode(Unknown Source)
at org.apache.hadoop.hdfs.DFSClient.setSafeMode(DFSClient.java:2230)
at org.apache.hadoop.hdfs.DistributedFileSystem.setSafeMode(DistributedFileSystem.java:993)
at org.apache.hadoop.hdfs.DistributedFileSystem.setSafeMode(DistributedFileSystem.java:977)
at org.apache.hadoop.hdfs.tools.DFSAdmin.setSafeMode(DFSAdmin.java:464)
at org.apache.hadoop.hdfs.tools.DFSAdmin.run(DFSAdmin.java:1317)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:70)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:84)
at org.apache.hadoop.hdfs.tools.DFSAdmin.main(DFSAdmin.java:1485)
Caused by: java.net.ConnectException: Connection refused
at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method)
at sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:739)
at org.apache.hadoop.net.SocketIOWithTimeout.connect(SocketIOWithTimeout.java:206)
at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:529)
at org.apache.hadoop.net.NetUtils.connect(NetUtils.java:493)
at org.apache.hadoop.ipc.Client$Connection.setupConnection(Client.java:604)
at org.apache.hadoop.ipc.Client$Connection.setupIOstreams(Client.java:699)
at org.apache.hadoop.ipc.Client$Connection.access$2800(Client.java:367)
at org.apache.hadoop.ipc.Client.getConnection(Client.java:1462)
at org.apache.hadoop.ipc.Client.call(Client.java:1381)
... 19 more
safemode: Call From hadoop2/192.168.1.152 to hadoop2:9000 failed on connection exception: java.net.ConnectException: Connection refused; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused